Senior Algorithm/AI Engineer

Company: Twenty-Six Defense

Location: Merrimack, NH (Remote)

Type: Full-time

Remote: Yes

Posted: 2026-11-04

About this role

Company Information:
Twenty-Six Defense, headquartered in Fort Worth, Texas, is a leading provider of high-performance products, system solutions, and aftermarket support services focusing on the defense, homeland security, and commercial aviation markets. With facilities throughout the U.S., Twenty-Six Defense supports those who contribute to the national security of the United States. Twenty-Six Defense is wholly owned by Elbit Systems Ltd. (NASDAQ: ESLT and TASE: ESLT), a global high-technology company engaged in a wide range of programs for innovative defense and commercial applications.


Summary of Responsibilities

The Senior Algorithm/AI Engineer is responsible for designing, developing, and optimizing advanced algorithms and AI models to solve complex business challenges. This role drives technical innovation, provides expert guidance to project teams, and ensures alignment with business objectives and ethical standards.

  • Lead the end-to-end design, implementation, and optimization of machine learning, deep learning, and traditional algorithms for business-critical applications.
  • Stay abreast of AI/ML advancements; evaluate and integrate emerging techniques to maintain competitive advantage.
  • Mentor junior engineers; provide technical guidance and best practices across teams; participate in code reviews and knowledge sharing.
  • Collaborate with cross-functional teams (data engineering, product, business stakeholders) to translate requirements into scalable AI solutions.
  • Oversee data preparation, feature engineering, and data quality processes to support robust model performance.
  • Establish and execute rigorous testing, validation, and monitoring protocols to ensure model accuracy, fairness, and compliance.
  • Maintain clear, comprehensive technical documentation and ensure adherence to regulatory and ethical standards (e.g., explainability, bias mitigation).
  • Identify opportunities to streamline workflows, automate processes, and enhan...

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